EP3635622A4 - Verfahren und vorrichtung zur verarbeitung von bildern einer verkehrsampel - Google Patents

Verfahren und vorrichtung zur verarbeitung von bildern einer verkehrsampel Download PDF

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Publication number
EP3635622A4
EP3635622A4 EP18814282.2A EP18814282A EP3635622A4 EP 3635622 A4 EP3635622 A4 EP 3635622A4 EP 18814282 A EP18814282 A EP 18814282A EP 3635622 A4 EP3635622 A4 EP 3635622A4
Authority
EP
European Patent Office
Prior art keywords
methods
devices
traffic light
processing images
images
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP18814282.2A
Other languages
English (en)
French (fr)
Other versions
EP3635622A1 (de
Inventor
Xiaotao JIANG
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Dahua Technology Co Ltd
Original Assignee
Zhejiang Dahua Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201710428320.0A external-priority patent/CN107273838B/zh
Priority claimed from CN201710852496.9A external-priority patent/CN107730481B/zh
Application filed by Zhejiang Dahua Technology Co Ltd filed Critical Zhejiang Dahua Technology Co Ltd
Publication of EP3635622A1 publication Critical patent/EP3635622A1/de
Publication of EP3635622A4 publication Critical patent/EP3635622A4/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/77—Retouching; Inpainting; Scratch removal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/80—Geometric correction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/25—Determination of region of interest [ROI] or a volume of interest [VOI]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/60—Extraction of image or video features relating to illumination properties, e.g. using a reflectance or lighting model
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/50—Context or environment of the image
    • G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
    • G06V20/54—Surveillance or monitoring of activities, e.g. for recognising suspicious objects of traffic, e.g. cars on the road, trains or boats
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/71—Circuitry for evaluating the brightness variation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/72—Combination of two or more compensation controls
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/743—Bracketing, i.e. taking a series of images with varying exposure conditions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/76—Circuitry for compensating brightness variation in the scene by influencing the image signals
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10141—Special mode during image acquisition
    • G06T2207/10144—Varying exposure
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20212—Image combination
    • G06T2207/20221—Image fusion; Image merging

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Software Systems (AREA)
  • Image Processing (AREA)
  • Geometry (AREA)
EP18814282.2A 2017-06-08 2018-05-31 Verfahren und vorrichtung zur verarbeitung von bildern einer verkehrsampel Pending EP3635622A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201710428320.0A CN107273838B (zh) 2017-06-08 2017-06-08 交通信号灯抓拍图片的处理方法及装置
CN201710852496.9A CN107730481B (zh) 2017-09-19 2017-09-19 一种交通信号灯图像处理方法及交通信号灯图像处理装置
PCT/CN2018/089162 WO2018223882A1 (en) 2017-06-08 2018-05-31 Methods and devices for processing images of traffic light

Publications (2)

Publication Number Publication Date
EP3635622A1 EP3635622A1 (de) 2020-04-15
EP3635622A4 true EP3635622A4 (de) 2020-05-27

Family

ID=64565715

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18814282.2A Pending EP3635622A4 (de) 2017-06-08 2018-05-31 Verfahren und vorrichtung zur verarbeitung von bildern einer verkehrsampel

Country Status (3)

Country Link
US (1) US11138444B2 (de)
EP (1) EP3635622A4 (de)
WO (1) WO2018223882A1 (de)

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CN109993092B (zh) * 2019-03-25 2021-03-16 清华大学 光变异常的实时高灵敏早期识别方法及装置
CN114730478A (zh) 2019-11-18 2022-07-08 波士顿科学国际有限公司 用于处理电子医学图像以确定增强的电子医学图像的***和方法
US11436842B2 (en) 2020-03-13 2022-09-06 Argo AI, LLC Bulb mask representation for traffic light classification
US11210571B2 (en) 2020-03-13 2021-12-28 Argo AI, LLC Using rasterization to identify traffic signal devices
US11704912B2 (en) 2020-06-16 2023-07-18 Ford Global Technologies, Llc Label-free performance evaluator for traffic light classifier system
CN111931726B (zh) * 2020-09-23 2024-06-11 阿波罗智联(北京)科技有限公司 交通灯检测的方法、装置、计算机存储介质和路侧设备
CN112528795A (zh) 2020-12-03 2021-03-19 北京百度网讯科技有限公司 信号灯的灯色识别方法、装置及路侧设备
CN112528926A (zh) * 2020-12-21 2021-03-19 北京百度网讯科技有限公司 检测信号灯图像异常的方法、装置、设备及存储介质
CN113222870B (zh) * 2021-05-13 2023-07-25 杭州海康威视数字技术股份有限公司 一种图像处理方法、装置及设备
CN114783192A (zh) * 2022-03-24 2022-07-22 杭州海康威视数字技术股份有限公司 一种信号灯色彩的处理方法及设备
US20240021077A1 (en) * 2022-07-18 2024-01-18 Cavnue Technology, LLC Signal head processing system
CN117135471A (zh) * 2023-02-27 2023-11-28 荣耀终端有限公司 一种图像处理方法和电子设备
CN116843892B (zh) * 2023-08-02 2024-04-26 深圳市名通科技股份有限公司 Aoi场景轮廓识别方法

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See also references of WO2018223882A1 *

Also Published As

Publication number Publication date
US20200106942A1 (en) 2020-04-02
WO2018223882A1 (en) 2018-12-13
US11138444B2 (en) 2021-10-05
EP3635622A1 (de) 2020-04-15

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